Display device for dashboard of automobile

Details Display device for dashboard of automobile Display device for dashboard of automobile

1980-04-24

1982-04-06

Trafton, David L.

Communications: electrical

Land vehicle alarms or indicators

Internal alarm or indicator responsive to a condition of the...

340 62, 34082577, G09G 300

Patent

active

043238955

ABSTRACT:
A display device, e.g. for dashboard of automobile, of the type having indicator lights, e.g. electroluminescent diodes driven by power conductors, including n parallel power conductors, with n any whole number at least equal to two, between which, with the conductors taken in pairs, are connected anode-to-cathode two parallel electroluminescent diodes, and means for supplying each of the conductors with three different drive signals, i.e. a high voltage state, a low voltage state, and a high impedance state.

REFERENCES:
patent: 4183021 (1980-01-01), Gerstner
IBM Tech. Discl. Bul., "Electroluminescent Display", R. W. Landauer, vol. 8, No. 11, Apr. 1966, pp. 1569-1570.

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